Zwiastun
Obsada
Alejandro Rey
Spiro
Randi Brooks
Cherry
Chad Allen
Sherman Putterman
Frank Welker
The Monster
Gerrit Graham
Stanley Putterman
Mary Woronov
Raquel Putterman
Jon Gries
O.D.
Ian Patrick Williams
Nutky
Selena Royle
Archive Footage (Robot Monster)
Diane Franklin
Suzy Putterman
Bert Remsen
Grampa Putterman
Sonny Carl Davis
Norton
Gregory Moffett
Archive Footage (Robot Monster)
Jack Mylong-Münz
Archive Footage (Robot Monster)